Tool for converting powerpoint presentations with animations to pdf

Massimo Rimondini developed the Powerpoint add-in PPspliT that allows to split animated slides into separate slides for different steps of the animation. This tool is very useful for creating pdf files that mimic the powerpoint animations. URL: http://www.dia.uniroma3.it/~rimondin/downloads.php

Open source map data are a great ressource. General information about the OSM project can be found here.

The data can only be of high quality if enough people contribute. There are simple tools with which one can easily report or fix errors or add improvements, even if one is not a mapping or GPS expert, e.g.